#include<stdio.h>
#define INF 1000000000
#pragma warning(disable : 4996)
int main()
{
	FILE* fin, * fout;
	fin = fopen("data.in", "rb");
	fout = fopen("data.out", "wb");
	int x, n = 0, min = INF, max = -INF, s = 0;
	while (fscanf(fin, "%d", &x) == 1)
	{
		s += x;
		if (x < min)
			min = x;
		if (x > max)
			max = x;
		n++;
	}
	fprintf(fout, "%d %d %3.f\n", min, max, (double)s / n);
	fclose(fin);
	fclose(fout);
}